Tool trigger



FIG. 1 is a right side elevation view of the tool trigger in an assembled state with an environmental drill structure;

FIG. 2 is a perspective view of the tool trigger;

FIG. 3 is a right elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

The broken line showing of the drill is for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a tool trigger, as shown and described. 